Bump kindest/node from v1.29.2 to v1.30.0 in /tests in the docker-tests group across 1 directory (#5549)

Author: dependabot[bot]

tests/Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.5
 # this is here so we can grab the latest version of kind and have dependabot keep it up to date
-FROM kindest/node:v1.29.2@sha256:51a1434a5397193442f0be2a297b488b6c919ce8a3931be0ce822606ea5ca245
+FROM kindest/node:v1.30.0@sha256:047357ac0cfea04663786a612ba1eaba9702bef25227a794b52890dd8bcd692e
 
 FROM python:3.12@sha256:3733015cdd1bd7d9a0b9fe21a925b608de82131aa4f3d397e465a1fcb545d36f